feat(palettes): Added load method for accessing new palettes

This is whole new method of accessing and overriding colors in newly
written palettes.

Author: ful1e5

lua/github-theme/init.lua

@@ -64,6 +64,8 @@ M.setup = function(opts)
   did_setup = true
   opts = opts or {}
 
+  local override = require('github-theme.override')
+
   -- TODO: Remove these individual conditions when migration
   -- from old config to 'opts.options' has been DONE.
   if opts.colors then
@@ -76,9 +78,13 @@ M.setup = function(opts)
     config.set_options({ opts.dev })
   end
 
+  -- New configs
   if opts.options then
     config.set_options(opts.options)
   end
+  if opts.palettes then
+    override.palettes = opts.palettes
+  end
 
   dep.check_deprecation(opts)
 end

lua/github-theme/override.lua

@@ -0,0 +1,41 @@
+local collect = require('github-theme.lib.collect')
+
+local store = {
+  palettes = {},
+  specs = {},
+  groups = {},
+  has_override = false,
+}
+
+local function reset()
+  store.palettes = {}
+  store.specs = {}
+  store.groups = {}
+  store.has_override = false
+end
+
+local function check_link(tbl)
+  for _, style in pairs(tbl) do
+    for _, opts in pairs(style) do
+      opts.link = opts.link or ''
+    end
+  end
+end
+
+return setmetatable({ reset = reset }, {
+  __index = function(_, value)
+    if store[value] then
+      return store[value]
+    end
+  end,
+
+  __newindex = function(_, key, value)
+    if store[key] then
+      if key == 'groups' then
+        check_link(value or {})
+      end
+      store[key] = collect.deep_extend(store[key], value or {})
+      store.has_override = true
+    end
+  end,
+})

lua/github-theme/palette.lua

@@ -1,11 +1,10 @@
+local collect = require('github-theme.lib.collect')
 local config = require('github-theme.config')
 local util = require('github-theme.util')
 
----@class gt.Colors
 local M = {}
 
 ---Setup Colors
----@return gt.ColorPalette
 M.setup = function()
   local c = require('github-theme.palette.' .. config.theme)()
   c.none = 'NONE'
@@ -32,4 +31,55 @@ M.setup = function()
   return c
 end
 
+-- TODO: Remove assignment after migration has been DONE
+M.themes = {
+  ['github_dark'] = 'g_dark',
+  ['github_dark_colorblind'] = 'g_dark_colorblind',
+  ['github_dark_high_contrast'] = 'g_dark_high_contrast',
+  ['github_dark_tritanopia'] = 'g_dark_tritanopia',
+  ['github_light'] = 'g_light',
+  ['github_light_colorblind'] = 'g_light_colorblind',
+  ['github_light_high_contrast'] = 'g_light_high_contrast',
+  ['github_light_tritanopia'] = 'g_light_tritanopia',
+}
+
+local function override(color, ovr)
+  for key, value in pairs(ovr) do
+    color[key] = value
+  end
+  return color
+end
+
+function M.load(name)
+  local ovr = require('github-theme.override').palettes
+
+  local function apply_ovr(key, palette)
+    return ovr[key] and override(palette, ovr[key]) or palette
+  end
+
+  if name then
+    local valid = collect.contains(M.themes, name)
+    local raw = valid and require('github-theme.palette.' .. M.themes[name])
+      or require('github-theme.palette.' .. M.themes[config.theme])
+    local palette = raw.palette
+    palette = apply_ovr('all', palette)
+    palette = apply_ovr(name, palette)
+    palette.meta = raw.meta
+    palette.generate_spec = raw.generate_spec
+    return palette
+  else
+    local result = {}
+    for _, mod in ipairs(M.themes) do
+      local raw = require('github-theme.palette.' .. M.themes[mod])
+      local palette = raw.palette
+      palette = apply_ovr('all', palette)
+      palette = apply_ovr(mod, palette)
+      palette.meta = raw.meta
+      palette.generate_spec = raw.generate_spec
+      result[mod] = palette
+    end
+    return result
+  end
+end
+
 return M

lua/github-theme/palette/g_dark.lua

@@ -220,4 +220,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_dark_colorblind.lua

@@ -207,4 +207,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_dark_dimmed.lua

@@ -207,4 +207,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_dark_high_contrast.lua

@@ -207,4 +207,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_dark_tritanopia.lua

@@ -207,4 +207,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_light.lua

@@ -211,4 +211,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_light_colorblind.lua

@@ -208,4 +208,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_light_high_contrast.lua

@@ -208,4 +208,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }

lua/github-theme/palette/g_light_tritanopia.lua

@@ -208,4 +208,4 @@ local function generate_spec(pal)
   return spec
 end
 
-return { meta, palette, generate_spec }
+return { meta = meta, palette = palette, generate_spec = generate_spec }